<?php	if (isset($_GET["airline"]) && isset($_GET["date1"]) && isset($_GET["date2"]) && isset($_GET["report_type"]))	{		if ($_GET["report_type"] != "letter")		{			$print = 1;		} else		{			$print = 0;		}		$line = $_GET["airline"] . "/" . $_GET["report_type"] . ".php?" . "date1=" . $_GET["date1"] . "&date2=" . $_GET["date2"] . "&isp=" . $_GET["isp"] . "&print=" . $print;		header("Location: $line");	}?>